.container .nav li a{
    font-size: 20px;
    color: #0f0f0f;
}

.container .nav li a:hover{
    font-size: 20px;
    color: #0f0f0f;
    background-color: #4a647e;
}

.active {
    background-color: #4a647e;
}

.content{
    margin: 50px 0px;
    font-size: 16px;
    font-family: "Microsoft Yahei";
    font-weight: bold;
}

.agree{
    margin-top: 50px;
    text-align: center;
}


/*check*/
.control-label {
    width: 300px;
}